Finding the Fourth Proportional to 2,497.16, 3,744.82 and 830.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,497.16 : 3,744.82 = 830.98 : x
2. Step 2: Convert to fraction form
   2,497.16/3,744.82 = 830.98/x
3. Step 3: Cross multiply
   2,497.16x = 3,744.82 × 830.98
4. Step 4: Simplify right side
   2,497.16x = 3,111,870.52
5. Step 5: Solve for x
   x = 3,111,870.52/2,497.16
6. Step 6: Final answer
   x = 1,246.16